603881: reply to the inquiry letter of Shanghai Shanghai Shibei Hi-Tech Co.Ltd(600604) (Group) Co., Ltd. on abnormal fluctuations in stock trading Shanghai Athub Co.Ltd(603881) : it is verified that as of February 22, 2022, the company and the actual controller Shanghai Jing'an District State owned assets supervision and Administration Commission do not need to correct or supplement the information disclosed by your company in the early stage; There are no major events that should be disclosed but not disclosed that may have a great impact on the stock trading price of your company or affect the reasonable expectation of investors; There is no major information that should be disclosed but not disclosed by your company, including but not limited to major asset restructuring, share issuance, acquisition, debt restructuring, business restructuring, asset divestiture, asset injection, share repurchase, investment incentive, bankruptcy reorganization, major business cooperation, introduction of strategic investors and other major matters